InChI=1/C25H18N2O6S/c1-34-22-12-11-17(13-21(22)27(30)31)23(28)19-9-5-6-10-20(19)25(29)33-15-18-14-32-24(26-18)16-7-3-2-4-8-16/h2-14H,15H2,1H3 81699064B56E7125